🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.25 AU - 1.37 AU

Year: 527 Days

Day: 12.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 102,637,525 km

• M1: 135,236 km (0.119 R)
• M2: 854,054 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.9 AU - 1.98 AU

Year: 950 Days

Day: 19.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.62 AU - 2.48 AU

Year: 1032 Days

Day: 20.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.21 AU - 2.35 AU

Year: 1210 Days

Day: 30.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.63 AU - 4.75 AU

Year: 3014 Days

Day: 30.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,637,525 km

• M1: 386,262 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.18 AU - 4.88 AU

Year: 3389 Days

Day: 40.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.2

Radius: 8.1

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.62 AU - 6.58 AU

Year: 5295 Days

Day: 14.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 102,637,525 km

• M1: 100,679 km (0.11 R)
• M2: 372,349 km (0.112 R)
• M3: 657,183 km (0.117 R)
• M4: 1,612,216 km (0.115 R)
• M5: 2,073,726 km (0.104 R)
• M6: 2,486,317 km (0.119 R)
• M7: 3,313,294 km (0.095 R)
• M8: 4,641,124 km (0.09 R)
• M9: 5,178,031 km (0.089 R)
• M10: 5,474,085 km (0.114 R)
• M11: 5,729,598 km (0.051 R)
• M12: 6,861,456 km (0.071 R)
• M13: 8,916,183 km (0.072 R)
• M14: 9,234,677 km (0.119 R)
• M15: 10,236,384 km (0.085 R)
• M16: 10,704,027 km (0.098 R)
• M17: 11,226,871 km (0.105 R)
• M18: 12,064,021 km (0.086 R)
• M19: 13,077,696 km (0.116 R)
• M20: 13,675,041 km (0.072 R)
• M21: 13,956,883 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.7

Radius: 10.4

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 10.1 AU - 13.86 AU

Year: 14573 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 102,637,525 km

• M1: 244,892 km (0.116 R)
• M2: 720,763 km (0.1 R)
• M3: 1,420,133 km (0.116 R)
• M4: 1,996,384 km (0.095 R)
• M5: 2,526,110 km (0.108 R)
• M6: 3,428,783 km (0.116 R)
• M7: 4,533,713 km (0.116 R)
• M8: 5,975,986 km (0.116 R)
• M9: 6,532,490 km (0.071 R)
• M10: 9,794,771 km (0.1 R)
• M11: 10,399,894 km (0.096 R)
• M12: 12,428,741 km (0.093 R)
• M13: 14,993,895 km (0.093 R)
• M14: 17,491,731 km (0.06 R)
• M15: 24,574,293 km (0.117 R)
• M16: 25,794,562 km (0.101 R)
• M17: 30,848,278 km (0.067 R)
• M18: 38,113,199 km (0.091 R)
• M19: 40,162,241 km (0.079 R)
• M20: 42,283,689 km (0.105 R)
• M21: 57,305,559 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.6

Radius: 7

Gravity: 18.73 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 12.14 AU - 17.94 AU

Year: 20500 Days

Day: 16.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 83.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 102,637,525 km

• M1: 87,066 km (0.107 R)
• M2: 315,801 km (0.105 R)
• M3: 1,019,061 km (0.08 R)
• M4: 1,402,031 km (0.059 R)
• M5: 1,636,601 km (0.032 R)
• M6: 2,503,820 km (0.056 R)
• M7: 3,011,106 km (0.087 R)
• M8: 3,289,508 km (0.077 R)
• M9: 4,195,173 km (0.101 R)
• M10: 5,579,701 km (0.098 R)
• M11: 6,954,506 km (0.111 R)
• M12: 8,930,843 km (0.095 R)
• M13: 10,293,680 km (0.118 R)
• M14: 12,133,434 km (0.106 R)
• M15: 14,727,910 km (0.087 R)
• M16: 15,369,087 km (0.076 R)
• M17: 16,365,409 km (0.086 R)
• M18: 17,315,954 km (0.053 R)
• M19: 19,708,323 km (0.03 R)
• M20: 21,184,106 km (0.081 R)
• M21: 21,487,939 km (0.026 R)
• M22: 22,000,760 km (0.025 R)
• M23: 22,626,828 km (0.064 R)
• M24: 23,479,984 km (0.107 R)
• M25: 28,191,719 km (0.11 R)
• M26: 29,304,278 km (0.12 R)
• M27: 39,584,345 km (0.101 R)
• M28: 40,665,638 km (0.108 R)
• M29: 51,847,032 km (0.09 R)
• M30: 53,889,940 km (0.096 R)
• M31: 55,793,274 km (0.036 R)
• M32: 57,347,745 km (0.082 R)
• M33: 60,339,852 km (0.077 R)
• M34: 63,644,469 km (0.112 R)
• M35: 76,871,913 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.5

Radius: 3

Gravity: 108.72 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 14.39 AU - 21.05 AU

Year: 26216 Days

Day: 18 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 102,637,525 km

• M1: 37,250 km (0.115 R)
• M2: 278,701 km (0.118 R)
• M3: 434,432 km (0.077 R)
• M4: 1,001,109 km (0.091 R)
• M5: 1,301,950 km (0.102 R)
• M6: 1,420,432 km (0.101 R)
• M7: 1,882,540 km (0.103 R)
• M8: 2,462,830 km (0.11 R)
• M9: 3,462,742 km (0.11 R)
• M10: 5,150,505 km (0.057 R)
• M11: 7,858,077 km (0.115 R)
• M12: 10,220,676 km (0.088 R)
• M13: 10,894,914 km (0.092 R)
• M14: 12,108,152 km (0.113 R)
• M15: 12,632,942 km (0.076 R)
• M16: 13,172,541 km (0.082 R)
• M17: 13,567,480 km (0.079 R)
• M18: 17,014,514 km (0.052 R)
• M19: 17,200,763 km (0.051 R)
• M20: 17,959,224 km (0.043 R)
• M21: 18,055,565 km (0.1 R)
• M22: 18,444,370 km (0.084 R)
• M23: 19,644,444 km (0.054 R)
• M24: 20,055,839 km (0.083 R)
• M25: 24,019,584 km (0.101 R)
• M26: 27,059,562 km (0.116 R)
• M27: 27,568,644 km (0.07 R)
• M28: 31,172,756 km (0.066 R)
• M29: 35,683,580 km (0.067 R)
• M30: 36,759,039 km (0.088 R)
• M31: 38,014,465 km (0.119 R)
• M32: 46,695,479 km (0.117 R)
• M33: 50,815,554 km (0.091 R)
• M34: 57,230,909 km (0.12 R)
• M35: 62,824,523 km (0.088 R)
• M36: 65,524,765 km (0.046 R)
• M37: 73,593,177 km (0.111 R)
• M38: 80,714,933 km (0.041 R)
• M39: 86,347,891 km (0.115 R)
• M40: 100,801,738 km (0.087 R)
• M41: 101,716,828 km (0.077 R)
• M42: 102,023,205 km (0.09 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 345 - 19,367 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit